BMW 5 Series E60 E61 Alarm System Unit Ultra Sonic Module 6940588

The BMW E60 E61 Ultrasonic Alarm Module is a factory component of the security system, responsible for monitoring the vehicle's interior using ultrasonic sensors. This OEM BMW part, designed for the 5 Series E60/E61, allows for professional repair or restoration of the factory alarm's full functionality, ensuring consistency with the car's electronics and maintaining the original configuration. This provides the driver with a proven alarm system component that works in conjunction with other comfort and security modules.

Specifications and technical data

• SKU: 6940588
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 65756940588
• Substitutable numbers: 65759149673, 9149673, 65776980089 65756933674 65756948182 65756936007, 6980089 6933674 6948182 6936007, 65756958414 65756940588, 6958414 6940588, 65756974370, 6974370
• Category: Other Starters, Alternators, ECUs & Wiring

Function and Application of the BMW Ultrasonic Alarm Module

The ultrasonic alarm module in the BMW E60/E61 is responsible for monitoring the cabin space by emitting and receiving ultrasonic waves. When the alarm is armed, it monitors changes in interior volume, reacting to:

• opening of doors or windows from the inside,
• attempts to tamper with the cabin while the vehicle is locked,
• unusual movements within the passenger compartment.

Thanks to its integration with the factory security system, the module works with the central comfort controller, alarm siren, and perimeter sensors, enabling seamless operation of the entire alarm system without the need for additional adapters or wiring modifications.

Compatibility and Replacement Numbers

The offered module is an OEM BMW part, meaning it was designed specifically for the E60/E61 platform and meets the manufacturer's requirements for electrical parameters and vehicle bus communication. The part has an assigned OEM number and a set of replacement numbers, allowing it to be used as a substitute in various equipment versions and model years of the 5 Series where the manufacturer specified this type of ultrasonic sensor.

The presence of multiple reference numbers simplifies selecting the correct module during alarm system repair or upgrade, and ensures seamless integration with the existing wiring harness and mounting brackets in the vehicle.

Benefits of Using an Original BMW Module

Using the original BMW ultrasonic alarm module in the E60/E61 offers several practical advantages over universal solutions:

• full compatibility with the vehicle's factory software and configuration,
• no need for electrical system modifications,
• proper cooperation with other comfort and security controllers,
• preservation of original remote arming and disarming functionality.

This typically reduces installation to a simple component replacement on existing connectors, minimizing the risk of installation errors and diagnostic issues. This solution is particularly beneficial for owners who wish to maintain their vehicle in a configuration close to factory and for workshops specializing in the BMW brand.

Condition, Origin, and Practical Application

The module presented is from the group of used OEM BMW parts, allowing for economical repair of the alarm system while maintaining original manufacturing quality. This type of component is often chosen by both professional service centers and discerning owners who prefer factory solutions over universal aftermarket parts.

The ultrasonic alarm module is suitable for situations where:

• the factory alarm does not react to movement in the cabin despite being correctly armed,
• errors related to interior sensors appear in the vehicle's control units,
• the damaged component needs replacement after flooding or wiring tampering.

For owners of the 5 Series E60/E61, this is a practical way to restore full security functionality without compromising the original system architecture.

If you need other parts related to the electronics and interior equipment of the BMW 5 Series and want to maintain consistency with factory solutions, check the available parts in the Other BMW category.

For drivers interested in comparing factory sport and standard solutions, including differences in powertrain and braking systems, the article Audi RS vs. Other Models – What Lies Under the Hood and Chassis? may be helpful, illustrating how manufacturers design advanced systems in their top-tier versions.

If you are considering using used components for your car's upgrade or repair and want to better understand the potential of used OEM parts, it is worth reading the guide Best Used Parts for Tuning Your Car, which discusses practical aspects of selecting and installing such components.